The system value classes allow a Java program to review and change system values and network attributes. This property does not affect numeric data. That object is used to convert and handle the data. Extended dynamic support provides a mechanism for caching dynamic SQL statements on the system. This property has no effect unless the “block criteria” property is non-zero.
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The ASFile class is the abstract base class for the record-level access classes. The SystemValue class allows the retrieving and setting of a single system value.
JTOpen jdbcClient – simplifies Java SQL development
Specifies the level of tracing it400 the JDBC server job. Finally, it exposes Java objects through reflection, allowing Java methods to be dynamically called.
The jdbcClient program allows you to easily connect to a daabase and run the SQL statements. When you specify a database name, the name must exist in the relational database directory on the system and correspond to either an independent ASP or the system default database.
When using other types like CLOB you need to specify the type specifically. The UserList class is used to retrieve a list of users and groups on the system. Smaller LOB thresholds may increase frequency of communication to the system, but will only download LOB data as it is needed.
The Job class is used to retrieve messages in a job log and datavase about a job such as name, number, type, user, status, job queue, and more.
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To display the result set, the static method dispResultSet of the jdbcClient. Specifies whether threads should be used in communication with the host servers. When this property is “true”, the following apply:. In my example, I satabase using Tomcat Server but it should be applicable to other web servers as well. Here are examples of how these calls can be used. Here is an example of using this command.
The database engine has a limit of rows with a total of 16MB of data. Here is an example of running various SQL statements against a DB2 for i server to create a table, insert data into the table, retrieve the data from the table, and call datanase stored procedure.
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This property has no effect unless “secure” is set to true and a key ring name is set using the “key ring name” property. A list of IBM i messages generated by the command is available when the command completes. Any binary data is shown as a hexadecimal value. IBM i databae several means to run executable programs on the system.
Using the prepared statements usually consists of three parts: Each of these host servers runs in a separate job on the system, communicating with a Java client program using architected data streams on a socket connection.
Specifies the time separator used in time literals within SQL statements.
Specifies the password for connecting to the system. All properties are optional and can be specified either as part of the URL or in a java. Specifies the database to use for a connection to an independent auxiliary storage pool ASP. The ProxyServer must be running on the middle-tier machine.
The jdbcClient recognizes that a result set was returned by the stored procedure and displays the contents of the result set. The output of the Java program can also be read on the client.